Isopropyl alcohol

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Colorless liquid with a pleasant smell. Isopropyl alcohol, or isopropanol, is used as a solvent for Gums, Shellac, Nondrying oils, Natural resins, and Inks. It is also used as an antiseptic in cleansers and body lotions. Isopropanol is added to Ethanol as a Denaturant.

Synonyms and Related Terms

isopropanol; rubbing alcohol; IPA; dimethylcarbinol; sec-propyl alcohol; 2-propanol


Flammable. Dangerous fire risk. Flash point = 12 C (54 F)

Skin contact may cause dryness and irritation. Toxic by ingestion and inhalation.

ThermoFisher:: SDS

Physical and Chemical Properties

Miscible with water, ethanol, ether, chloroform. Insoluble in salt solutions.

Composition (CH3)2CHOH
CAS 67-63-0
Melting Point -86
Density 0.7863
Molecular Weight mol. wt.=60.1
Refractive Index 1.3756
Boiling Point 82.4


Properties of Common Solvents

Resources and Citations

  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 5227; ref. index=1.3756
  • CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index=1.375

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